köken: Etymology tree Proto-Indo-European *kap- Proto-Indo-European *káput Proto-Italic *kaput Latin caput Vulgar Latin capus Old Italian capo Proto-Indo-European *ǵʰḗrder. Latin ērīcius Old Italian riccio Old Italian caporiccio Italian capricciobor. Spanish capricho Borrowed from Italian capriccio. Cognate with English capriccio and caprice.